MRCOOL 50 Ft. R-454B No-Vac Lineset (NV50-3834-O)
The MRCOOL 50 Ft. R-454B No-Vac Lineset (NV50-3834-O) offers a simplified and efficient solution for connecting HVAC systems without the need for vacuuming or charging. Designed specifically for use with MRCOOL Hyper Heat and VersaPro® systems, this pre-charged lineset ensures a clean and easy installation. It includes a 3/8" liquid line and a 3/4" suction line that are pre-charged with environmentally friendly R-454B refrigerant.
MRCOOL 50 Ft. R-454B No-Vac Lineset Features
Pre-Charged Convenience – Arrives factory-charged with R-454B refrigerant, eliminating the need for on-site charging.
Quick Installation – No vacuum or nitrogen purge needed; reduces labor time and complexity.
Compatibility – Designed for use with MRCOOL Hyper Heat and VersaPro® 2nd Gen systems.
Reliable Sealing – Factory-sealed connectors reduce leak potential and ensure long-term system performance.
Corrosion Resistant – Durable materials ensure longevity and resistance to environmental damage.
MRCOOL 50 Ft. R-454B No-Vac Lineset Applications
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Simplified Installation – Ideal for DIY and professional HVAC installations without specialized tools.
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MRCOOL Compatibility – Tailored for Hyper Heat and VersaPro® systems.
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Time-Saving Solution – Cuts down on setup time by eliminating the charging step.
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Environmentally Friendly – Uses R-454B refrigerant with lower global warming potential.
What’s Included?
MRCOOL 50 Ft. R-454B No-Vac Lineset Specifications
Product Specifications
| Dimensions |
47" D x 47" H x 5" W |
| Refrigerant Type |
R-454B |
| Refrigerant Volume (OZ) |
17.19 |
| Line Set Length |
49.2 ft |
| Lineset Fitting Type |
Quick-Connect |
| Liquid Line Size |
3/8" |
| Suction Line Size |
3/4" |
| Contains Chemicals |
Yes |
| Net Weight (lbs) |
45 |
| Gross Weight (lbs) |
54 |
Frequently-Asked Questions
Do I need to vacuum this lineset before use?
No. This lineset is pre-charged and factory-sealed, so vacuuming is not necessary.
Is it compatible with other brands besides MRCOOL?
This lineset is specifically designed for MRCOOL systems and may not be compatible with other manufacturers’ units.
Can it be reused on another system?
Reusing No-Vac linesets is not recommended, as the refrigerant charge may not be adequate after disconnection.
